fix(father-build): rollup bundle write for multiple output

[3lang3]

this pr include a ts type fix a07426e

[codecov[bot]]

Codecov Report

Merging #466 (d77efa0) into master (4c24f53) will decrease coverage by 0.09%. The diff coverage is 80.00%.

@@            Coverage Diff             @@
##           master     #466      +/-   ##
==========================================
- Coverage   74.20%   74.11%   -0.10%     
==========================================
  Files          17       17              
  Lines         535      537       +2     
  Branches      194      195       +1     
==========================================
+ Hits          397      398       +1     
- Misses        137      138       +1     
  Partials        1        1              

Impacted Files	Coverage Δ
packages/father-build/src/rollup.ts	56.25% <66.66%> (-0.42%)	:arrow_down:
packages/father-build/src/babel.ts	71.42% <100.00%> (ø)

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[PeachScript]

感谢贡献，father 4 已发布，旧版本不再迭代，PR closed